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528808255 = 5372858423
BaseRepresentation
bin11111100001001…
…111100100111111
31100212001020112221
4133201033210333
52040333331010
6124250110211
716050540013
oct3741174477
91325036487
10528808255
11251553518
1212911b367
13857307c1
1450334543
1531658dda
hex1f84f93f

528808255 has 8 divisors (see below), whose sum is σ = 651720672. Its totient is φ = 411612768.

The previous prime is 528808253. The next prime is 528808303. The reversal of 528808255 is 552808825.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 528808255 - 21 = 528808253 is a prime.

It is a super-2 number, since 2×5288082552 = 559276341112290050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528808253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429027 + ... + 1429396.

It is an arithmetic number, because the mean of its divisors is an integer number (81465084).

Almost surely, 2528808255 is an apocalyptic number.

528808255 is a deficient number, since it is larger than the sum of its proper divisors (122912417).

528808255 is a wasteful number, since it uses less digits than its factorization.

528808255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858465.

The product of its (nonzero) digits is 256000, while the sum is 43.

The square root of 528808255 is about 22995.8312526423. The cubic root of 528808255 is about 808.6602121009.

The spelling of 528808255 in words is "five hundred twenty-eight million, eight hundred eight thousand, two hundred fifty-five".

Divisors: 1 5 37 185 2858423 14292115 105761651 528808255